Games like The Age of Navigation
Games like The Age of Navigation include The Witcher 3: Wild Hunt — Remastered, Total War: WARHAMMER, Mount & Blade II: Bannerlord, Crusader Kings III, and Sultan's Game. We matched them by the tags players give The Age of Navigation on Steam (Adventure, Strategy, RPG, Grand Strategy, and Strategy RPG): closest matches first, and among equally close ones the better-known games.

The Witcher 3: Wild Hunt — Remastered
Shared: RPG · Adventure · Story Rich

Total War: WARHAMMER
Shared: Strategy · RPG · Grand Strategy

Mount & Blade II: Bannerlord
Shared: Strategy · RPG · Medieval

Crusader Kings III
Shared: Strategy · Grand Strategy · RPG

Sultan's Game
Shared: RPG · Strategy · Adventure

Kingdom Come: Deliverance II
Shared: RPG · Adventure · Medieval

Mount & Blade: Warband
Shared: RPG · Strategy · Adventure

Kingdom Come: Deliverance
Shared: RPG · Adventure · Medieval

Crusader Kings II
Shared: Strategy · Grand Strategy · RPG

Baldur's Gate 3
Shared: RPG · Adventure · Story Rich

Crimson Desert Enhanced
Shared: Adventure · RPG · Singleplayer

Solasta: Crown of the Magister
Shared: RPG · Adventure · Strategy RPG

Pathfinder: Kingmaker - Enhanced Plus Edition
Shared: RPG · Strategy RPG · Adventure

Back to the Dawn
Shared: RPG · Adventure · Strategy RPG

Dragon Age: Origins - Ultimate Edition
Shared: RPG · Adventure · Story Rich

Hero's Adventure: Road to Passion
Shared: RPG · Strategy · Adventure

Ash of Gods: Redemption
Shared: RPG · Strategy · Strategy RPG

SpellForce: Conquest of Eo
Shared: Strategy · RPG · Grand Strategy

Heroes' Vow: Three Kingdoms
Shared: Strategy · RPG · Grand Strategy

Sands of Salzaar
Shared: Strategy · RPG · Adventure

Symphony of War: The Nephilim Saga
Shared: RPG · Adventure · Strategy RPG

Wartales
Shared: RPG · Adventure · Strategy

Metaphor: ReFantazio
Shared: RPG · Adventure · Story Rich

King's Bounty II
Shared: Strategy · RPG · Adventure